2021 BMW S 1000XR vs 2021 Triumph Street Triple RS

Full specifications comparison • 2 motorcycles

Comparing 2 motorcycles
2021 BMW S 1000XR 2021 BMW S 1000XR

Sport

Engine
In-line four, four-stroke
Power
121 kW / 165 hp @ 11000 rpm
Top Speed
200.0 km/h / 124.3 mph
Weight
498.2 pounds
2021 Triumph Street Triple RS 2021 Triumph Street Triple RS

Sport

Engine
Four stroke, in-line 3-cylinder, DOHC, 4 valve per cylinder
Power
121.3 hp / 123 PS / 90 kW @ 11,750 rpm
Top Speed
N/A
Weight
166 kg / 366 lbs
Full Specifications
General
CommentsRiding Modes Pro (incl. HSC Pro, MSR, ABS Pro and DTC). Integrated Pannier Holders.-
Year20212021
ColoursLight White/Racing Blue Metallic/Racing Red, Racing Red/White Aluminum, Ice Grey-
Make ModelBMW S 1000XRTriumph Street Triple RS
Dimensions
Seat Heigth -Alternate (in.)33.0 inches-
Seat Heigth -Alternate (mm)838 mm-
StorageStorage compartment underneath seat-
Seat Height840 mm / 33.0 in - 790 mm / 31.1 with optional lowered suspension825 mm / 32.5 in
Wheelbase1522 mm / 59.9 in1405 mm / 55.3 in
Height411 mm / 55.5 in1085 mm / 42.7 in - without mirrors
Length2333 mm / 91.8 in1085 mm / 42.7 in - without mirrors
Width917 mm / 36.1775 mm / 30.5 in - with handlebars
Weights & Capacities
Dry Weight-166 kg / 366 lbs
Fuel Capacity20 Litres / 5.2 US gal17.4 Litres / 4.6 US gal / 3.8 Imp gal
Wet Weight226 kg / 498 lbs-
Performance
Top Speed200.0 km/h / 124.3 mph-
Max Power121 kW / 165 hp @ 11000 rpm121.3 hp / 123 PS / 90 kW @ 11,750 rpm
Max Torque114 Nm / 84 lb-ft @ 9250 rpm79 Nm / 58.3 lb-ft @ 9,350 rpm
Engine
Fuel ControlDouble Overhead Cams/Twin Cam (DOHC)-
CO2147.6 CO2 g/km. (CO2 - Carbon dioxide emission)-
Engine TypeIn-line four, four-stroke-
Displacement999 cc / 60.9 cu-in765 cc / 46.6 cu-in
Engine DetailFour stroke, transverse four cylinder, DOHC, 4 valves per cylinder, Intake/outlet mm 33.5/27.2Four stroke, in-line 3-cylinder, DOHC, 4 valve per cylinder
Fuel SystemInjection. Electronic Injection-
Bore x Stroke80 x 49.7 mm78 x 53.4 mm
Compression Ratio12.5:112.54:1
Cooling SystemLiquid/oil cooledLiquid-cooled
EmissionsRegulated three-way catalytic converter - EURO5Euro 5
Engine ManagementElectronic intake pipe injection-
Exhaust-Stainless steel 3 into 1 exhaust system low single sided stainless steel silencer
Fuel Consumption6.36 litres/100 km (15.7 km/l or 36.98 mpg)-
Fuel Induction-Multipoint sequential electronic fuel injection with SAI. Electronic throttle control
Fuel Reserve4.00 litres / 1.06 US gallons-
Ignition-Digital - inductive type
LubricationWet sumpWet sump
Mixture ControlElectronic injection, throttle valve 48 mm-
StarterElectricElectric
Valve System4-
Drivetrain
ClutchMultiplate clutch in oil bath, slipper clutch, self-reinforcingWet, multi-plate, slip-assisted
Final DriveChain drive, 17/45X ring chain
Gear Ratios1st 2.647 2nd 2.091 3rd 1.727 4th. 1.476 5th 1.304 lth. 1.167-
Gearbox6-speed-
Primary DriveChain 17/45-
Primary Drive Ratios1.652-
Transmission / DriveSix-speed synchromesh gearbox with spur gears6 Speed with Triumph Shift Assist
Chassis
Frame TypeAluminum composite bridge frame, partially self-supporting engineFront - Aluminum beam twin spar Rear - 2 piece high pressure die cast
Suspension - Front45mm Upside-down telescopic fork electronic self-adjusting rebound/compression damping (Dynamic ESA)Showa 41 mm upside down big piston forks (BPF), Adjustable compression damping, rebound damping and preload adjustment
Suspension - RearAluminium double-sided swing-arm, central spring strut, electronic preload adjuster, electronic self-adjusting rebound/compression damping (Dynamic ESA)Öhlins STX40 fully-adjustable piggyback reservoir RSU
Rake24.9°23.9°
Steering Head Angle65.1°-
Swingarm-Twin-sided, cast aluminum alloy
Trail116 mm / 4.6 in100 mm / 3.9 in
Wheel Travel - Front150 mm / 5.9 in115 mm / 4.5 in
Wheel Travel - Rear150 mm / 5.9 in131 mm / 5.2 in
Electronics
Traction controlBMW Motorrad DTC-
Electrical Systems
Lighting systemLED lights-
Wheels & Brakes
Brakes - Front2x 320mm floating discs, radial four-piston fixed calipers2 x 310mm floating discs, Brembo M50 4-piston monobloc calipers
Brakes - RearSingle 265mm disc brake, twin-piston floating caliperSingle 220mm disc, Brembo single-piston caliper
ABSBMW Motorrad Race ABS, partially integralAdjustable ABS
RimsCast Aluminium-
Rims - Front3.50 x 17-
Rims - Rear6.00 x 17-
Tyres - Front120/70 ZR 17120/70 ZR17 Pirelli Diablo Supercorsa SP V3
Tyres - Rear190/55 ZR 17180/55 ZR17 Pirelli Diablo Supercorsa SP V3
WheelsCast aluminum wheels5-spoke cast aluminum alloy
Wheels - Front-3.5 x 17
Wheels - Rear-5.5 x 17

Verdict

Winner on specs

2021 BMW S 1000XR

The 2021 BMW S 1000XR edges out the 2021 Triumph Street Triple RS thanks to its higher torque, higher rear wheel travel, higher front wheel travel and larger displacement. Specifications are one part of the picture - dealer support, parts availability, and intended use all matter too.

Key Differences

2021 BMW S 1000XR - Advantages

  • Higher torque: 114 Nm vs 79 Nm - more pulling power across the rev range.
  • Larger displacement: 999 cc vs 765 cc - more cubic capacity means broader torque delivery and greater low-end pull.
  • More rear wheel travel: 150 mm vs 131 mm - absorbs bigger hits and rough terrain better.
  • More front wheel travel: 150 mm vs 115 mm - greater compliance over rough surfaces.

2021 Triumph Street Triple RS - Advantages

  • Lighter: 166 kg vs 226 kg - easier to handle and less fatiguing on long trips.
  • Dual front discs: Greater stopping power and better heat management under hard braking.

2021 BMW S 1000XR vs 2021 Triumph Street Triple RS - FAQs

What are the engine differences between the 2021 BMW S 1000XR and 2021 Triumph Street Triple RS?
The 2021 BMW S 1000XR uses In-line four, four-stroke, while the 2021 Triumph Street Triple RS is powered by Four stroke, in-line 3-cylinder, DOHC, 4 valve per cylinder.
Which is lighter, the 2021 BMW S 1000XR or the 2021 Triumph Street Triple RS?
The 2021 Triumph Street Triple RS is lighter at 166 kg compared to 226 kg for the 2021 BMW S 1000XR - a difference of 60 kg. This is a meaningful difference that affects handling and rider fatigue.
Which bike is better for shorter riders, the 2021 BMW S 1000XR or the 2021 Triumph Street Triple RS?
The 2021 Triumph Street Triple RS has the lower seat at 825 mm, making it more accessible. The 2021 BMW S 1000XR sits higher at 840 mm. A seat height below 800 mm suits most riders; above 820 mm shorter riders may need to tiptoe.
Which should I buy, the 2021 BMW S 1000XR or the 2021 Triumph Street Triple RS?
Both are strong choices. The 2021 BMW S 1000XR has the edge in higher torque and higher rear wheel travel, while the 2021 Triumph Street Triple RS stands out for lighter kerb weight and dual front discs. Visit dealers, arrange test rides, and factor in local parts and service costs - these often matter as much as the spec sheet.